atomic_number: 44
symbol: Ru
name: Ruthenium
category: TransMetal
category_label: Transitional Metal
period: 5
group: 8
group_label: 8 VIIIB
block: d
grid_row: 5
grid_col: 8
phase: solid
lab_made: false
radioactive_marker: false
is_radioactive: false
atomic_mass: '101.07'
atomic_mass_value: 101.07
atomic_mass_most_stable_isotope: false
oxidation_states: 8 6 *4* 3 2 0 -2
oxidation_states_parsed:
- state: '8'
  common: false
- state: '6'
  common: false
- state: '4'
  common: true
- state: '3'
  common: false
- state: '2'
  common: false
- state: '0'
  common: false
- state: '-2'
  common: false
ionization_energy: '7.36'
ionization_energy_ev: 7.36
electron_configuration: '[Kr] 4d^{7}5s^{1}'
electron_configuration_formatted: '[Kr]4d⁷5s¹'
electron_configuration_html: '[Kr]4d<sup>7</sup>5s<sup>1</sup>'
atomic_radius: '2.13'
atomic_radius_angstrom: 2.13
electron_affinity: '1.05'
electron_affinity_ev: 1.05
rsc_url: https://www.rsc.org/periodic-table/element/44/ruthenium